Lid for a drinking vessel



FIG. 1 is a front perspective view, as viewed from the top, of lid for a drinking vessel showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown illustrate portions of the lid for a drinking vessel that form no part of the claimed design. 

CLAIM The ornamental design for a lid for a drinking vessel, as shown and described. 